Re: [PATCH v3 11/49] btrfs: avoid access to .bi_vcnt directly

From	Christoph Hellwig <hch@infradead.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH v3 11/49] btrfs: avoid access to .bi_vcnt directly
Date	2017-08-10 13:40 +0200
Message-ID	<ucTYJ-4Yg-5@gated-at.bofh.it> (permalink)
References	<uc8n7-5sU-3@gated-at.bofh.it> <uc8n8-5sU-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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> +static unsigned int get_bio_pages(struct bio *bio)
> +{
> +	unsigned i;
> +	struct bio_vec *bv;
> +
> +	bio_for_each_segment_all(bv, bio, i)
> +		;
> +
> +	return i;
> +}

s/get_bio_pages/bio_nr_pages/ ?

Also this seems like a useful helper for bio.h

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[PATCH v3 11/49] btrfs: avoid access to .bi_vcnt directly Ming Lei <ming.lei@redhat.com> - 2017-08-08 10:50 +0200
  Re: [PATCH v3 11/49] btrfs: avoid access to .bi_vcnt directly Christoph Hellwig <hch@infradead.org> - 2017-08-10 13:40 +0200

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